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Peroxide Concerns - Please Help
To remove peroxide once formed use ferrous sulphate and then sodium hydroxide solution. If the ppt t ...
27-3-2021 at 11:04
by: Boffis
Nicotinamide => Nikethamide & Nicorandil
I think you would need to hydrolyse the amide to the free acid and convert it into the nicotinoyl ch ...
23-3-2021 at 04:08
by: Boffis
Dicyandiamide from calcium cyanamide fertilizer
@ Illegal Parkinson, I am aware of this published preparation of dicyandiamide but you are missing t ...
22-3-2021 at 01:24
by: Boffis
Dicyandiamide from calcium cyanamide fertilizer
Hi Diachrynic, I was interested in your water only hydrolysis of calcium cyanamide and since I have ...
21-3-2021 at 02:51
by: Boffis
Violuric acid salts (fantastic colors and variety)
Depending on what other basic chemicals you have access to (ie nitric acid) you can prepare violuric ...
17-3-2021 at 12:48
by: Boffis
furfural
I have thought about Cannizzaro's reaction but its not very efficient with furfural because furfurol ...
17-3-2021 at 12:02
by: Boffis
furfural
Mmmm I'm trying to imagine the smell of horseradish. I don't find it has a smell as much as a mustar ...
17-3-2021 at 03:26
by: Boffis
Dicyandiamide from calcium cyanamide fertilizer
@Diachrynic; a question for you. When you use the raw pellets of calcium cyanamide without crushing ...
16-3-2021 at 11:06
by: Boffis
Why is my mercury doing this?
Actually any dilute mineral acid should do the trick. Not too strong and no oxidizing agents like H2 ...
16-3-2021 at 06:57
by: Boffis
Synthesis of N-methylimidazole
I would try water or methyl alcohol first.
16-3-2021 at 01:31
by: Boffis
Why is my mercury doing this?
This is probably caused by a thin layer of oxide, try washing with a little very dilute nitric acid ...
16-3-2021 at 01:22
by: Boffis
Dicyandiamide from calcium cyanamide fertilizer
Nice work Diachrynic! I have been meaning to do a write up on dicyandiamide for some time. I have pr ...
12-3-2021 at 15:45
by: Boffis
Naphthalene storage
I have jars of naphthalene that date from the 1940's and they are just fine. The hydrocarbon tends t ...
6-3-2021 at 07:06
by: Boffis
Synthesis of 4-chloro-2-nitrophenol
I've posted the translated paper I referred to above in my thread on derivatizing p-dichlorobenzene: ...
6-3-2021 at 05:54
by: Boffis
Derivatising p-dichlorobenzene through its nitro compound
I found this interesting paper in German about the chemistry of 2,5-dichloroaniline that covers many ...
6-3-2021 at 05:51
by: Boffis
Fumaric acid synthesis question
I thought that fumaric was widely available as a food acidity regulator. It is prepared by the acid ...
4-3-2021 at 15:25
by: Boffis
Synthesis of 4-chloro-2-nitrophenol
My 2,5-dichloroaniline is a bit mottled. The solidified oil that separates as steam distillation pro ...
4-3-2021 at 04:33
by: Boffis
Synthesis of 4-chloro-2-nitrophenol
Interesting work night429. I used the iron filings+HCl method and then steam distilled out the anili ...
2-3-2021 at 04:27
by: Boffis
Violuric acid salts (fantastic colors and variety)
Aniline may not be a strong enough base but piperidine should form a salt
28-2-2021 at 09:51
by: Boffis
Weird precipitate (tin-carbonate?)
Its possible that you have incomplete reduction and some hydroazobenzoic acid (white)has formed whic ...
27-2-2021 at 01:36
by: Boffis
Synthesis of 4-chloro-2-nitrophenol
Badly :(

I am now trying to clean up the crap.

After 10 hours I let the mixture cool and this ...
23-2-2021 at 09:44
by: Boffis
Synthesis of 4-chloro-2-nitrophenol
Hi night429, did you try this experiment with a glycol solvent?

I have a 0.1 Molar scale experime ...
22-2-2021 at 10:37
by: Boffis
Attempt to make molten lead from oxalate
[rquote=655355&tid=157073&author=Fulmen]Boffis: NaOH won't work, that will only produce sodi ...
22-2-2021 at 10:11
by: Boffis
Attempt to make molten lead from oxalate
No in this case the preparation of pyrophoric lead by this reaction is well known. To stop the lead ...
22-2-2021 at 06:31
by: Boffis
Synthesis of 4-chloro-2-nitrophenol
Its difficult to couple quinol and catechol with diazonium salts as they tend to act as reducing age ...
17-2-2021 at 01:03
by: Boffis
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